Calumet updates after EPA small refinery exemption decision
Calumet said the U.S. EPA notified it on Aug. 31 that it was successful in a small refinery exemption decision, and it provided an update following that outcome.
INDIANAPOLIS, Sept. 2, 2026 -- Calumet, Inc. (NASDAQ:CLMT) said it was providing an update on the recent U.S. Environmental Protection Agency decision on small refinery exemptions.
On Monday, August 31, the EPA notified Calumet that it was successful.